shell:$ nslookup -timeout=2 -retry=1 'cdn.ocws.edog.officeapps.live.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
cdn.ocws.edog.officeapps.live.com	canonical name = ocws.edog.officeapps.live.com.
ocws.edog.officeapps.live.com	canonical name = edog.ocws1.live.com.akadns.net.
edog.ocws1.live.com.akadns.net	canonical name = recent-prod-weightedww.trafficmanager.net.
recent-prod-weightedww.trafficmanager.net	canonical name = mira-ofc.tm-4.office.com.
Name:	mira-ofc.tm-4.office.com
Address: 52.110.7.6
Name:	mira-ofc.tm-4.office.com
Address: 52.110.7.30
Name:	mira-ofc.tm-4.office.com
Address: 52.110.7.45
Name:	mira-ofc.tm-4.office.com
Address: 52.110.7.51
Name:	mira-ofc.tm-4.office.com
Address: 52.110.7.26
Name:	mira-ofc.tm-4.office.com
Address: 52.110.7.42
Name:	mira-ofc.tm-4.office.com
Address: 52.110.7.11
Name:	mira-ofc.tm-4.office.com
Address: 52.110.7.49
Name:	mira-ofc.tm-4.office.com
Address: 2603:1063:2001:b1a::365:ff1
Name:	mira-ofc.tm-4.office.com
Address: 2603:1063:2001:b2d::
Name:	mira-ofc.tm-4.office.com
Address: 2603:1063:2001:b24::365:ff1
Name:	mira-ofc.tm-4.office.com
Address: 2603:1063:2001:b16::365:ff1
Name:	mira-ofc.tm-4.office.com
Address: 2603:1063:2001:b23::365:ff1
Name:	mira-ofc.tm-4.office.com
Address: 2603:1063:2001:b1e::365:ff1
Name:	mira-ofc.tm-4.office.com
Address: 2603:1063:2001:b14::365:ff1
Name:	mira-ofc.tm-4.office.com
Address: 2603:1063:2001:b06::365:ff1